@misc{callis_local_analysis_2004, 
author={Callis, U., Scharfe, M.},
title={Local analysis of parameter covariances resulting from the calibration of an overparameterized water quality model},
year={2004},
howpublished = {conference paper: Santa Fe, NM (USA);},
note = {Callis, U.; Scharfe, M.: Local analysis of parameter covariances resulting from the calibration of an overparameterized water quality model. In: Hansen, K.; Hemez, F. (Ed.): SAMO 2004, Fourth International Conference on Sensitivity Analysis of Model Output. Santa Fe, NM (USA). 2004. 116-125.}}